Linda Helton

A gravestone. It reads: Linda Sue Helton, July 29, 1940 to January 6, 1986. At rest.Name: Linda Sue Helton.
Died: January 6, 1986.
Age at death: 46.
Cause of death: Murder.
Location: Precott, Arkansas, USA.
Disability: Intellectual disability.

Details:
Linda was shot by her mother, who called it a “mercy killing”.

Perpetrator: Esther Helton (Mother); charged with murder.

Source: Woman Charged In Death Of Mentally Retarded Daughter

Paula Riffe

A gravestone reading, Little one. Paula Eloise Riffe. September 4, 1942 to December 17, 1984.Name: Paula Eloise Riffe.
Died: December 17, 1984.
Age at death: 42.
Cause of death: Murder-suicide.
Location: Fort Worth, Tarrant County, Texas, USA.
Disability: Unspecified.

Details:
Paula’s father killed her in a murder-suicide because he didn’t know what would happen to her after he died.

Perpetrator: Paul Riffe (Father).

Source: Paula Eloise Riffe, Misplaced Mercy

Piotr Grabowski

Photo of Piotr Grabowski.Name: Piotr Grabowski.
Died: Unspecified; killers sentenced in 2014 “after a lengthy trial”.
Age at death: 31.
Cause of death: Murder.
Location: Osztyn, Poland.
Disability: Unspecified; wheelchair user.

Details:
Piotr’s wife lured him into a park, where her two boyfriends were waiting to beat him to death.

Perpetrator: Joanna Grabowski (Wife); sentenced to 25 years. Jacek Pawlak and Lukasz Kaminski (Wife’s boyfriends), sentenced to life.

Source: Wife rewarded two men who murdered her wheelchair-bound husband by having a threesome immediately after they killed him